Add m-esr52 at 52.6.0

1 files changed, 105 insertions, 0 deletions

diff --git a/netwerk/protocol/http/nsHttpPipeline.h b/netwerk/protocol/http/nsHttpPipeline.h
new file mode 100644
index 000000000..6dc027f19
--- /dev/null
+++ b/netwerk/protocol/http/nsHttpPipeline.h
@@ -0,0 +1,105 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsHttpPipeline_h__
+#define nsHttpPipeline_h__
+
+#include "nsAHttpConnection.h"
+#include "nsAHttpTransaction.h"
+#include "nsTArray.h"
+#include "nsCOMPtr.h"
+
+class nsIInputStream;
+class nsIOutputStream;
+
+namespace mozilla { namespace net {
+
+class nsHttpPipeline final : public nsAHttpConnection
+                           , public nsAHttpTransaction
+                           , public nsAHttpSegmentReader
+{
+public:
+    NS_DECL_THREADSAFE_ISUPPORTS
+    NS_DECL_NSAHTTPCONNECTION(mConnection)
+    NS_DECL_NSAHTTPTRANSACTION
+    NS_DECL_NSAHTTPSEGMENTREADER
+
+    nsHttpPipeline();
+
+  bool ResponseTimeoutEnabled() const override final {
+    return true;
+  }
+
+private:
+    virtual ~nsHttpPipeline();
+
+    nsresult FillSendBuf();
+
+    static nsresult ReadFromPipe(nsIInputStream *, void *, const char *,
+                                 uint32_t, uint32_t, uint32_t *);
+
+    // convenience functions
+    nsAHttpTransaction *Request(int32_t i)
+    {
+        if (mRequestQ.Length() == 0)
+            return nullptr;
+
+        return mRequestQ[i];
+    }
+    nsAHttpTransaction *Response(int32_t i)
+    {
+        if (mResponseQ.Length() == 0)
+            return nullptr;
+
+        return mResponseQ[i];
+    }
+
+    // overload of nsAHttpTransaction::QueryPipeline()
+    nsHttpPipeline *QueryPipeline() override;
+
+    RefPtr<nsAHttpConnection>   mConnection;
+    nsTArray<RefPtr<nsAHttpTransaction> > mRequestQ;
+    nsTArray<RefPtr<nsAHttpTransaction> > mResponseQ;
+    nsresult                      mStatus;
+
+    // these flags indicate whether or not the first request or response
+    // is partial.  a partial request means that Request(0) has been
+    // partially written out to the socket.  a partial response means
+    // that Response(0) has been partially read in from the socket.
+    bool mRequestIsPartial;
+    bool mResponseIsPartial;
+
+    // indicates whether or not the pipeline has been explicitly closed.
+    bool mClosed;
+
+    // indicates whether or not a true pipeline (more than 1 request without
+    // a synchronous response) has been formed.
+    bool mUtilizedPipeline;
+
+    // used when calling ReadSegments/WriteSegments on a transaction.
+    nsAHttpSegmentReader *mReader;
+
+    // send buffer
+    nsCOMPtr<nsIInputStream>  mSendBufIn;
+    nsCOMPtr<nsIOutputStream> mSendBufOut;
+
+    // the push back buffer.  not exceeding nsIOService::gDefaultSegmentSize bytes.
+    char     *mPushBackBuf;
+    uint32_t  mPushBackLen;
+    uint32_t  mPushBackMax;
+
+    // The number of transactions completed on this pipeline.
+    uint32_t  mHttp1xTransactionCount;
+
+    // For support of OnTransportStatus()
+    int64_t  mReceivingFromProgress;
+    int64_t  mSendingToProgress;
+    bool     mSuppressSendEvents;
+};
+
+} // namespace net
+} // namespace mozilla
+
+#endif // nsHttpPipeline_h__